CN215980938U - Electromagnetic gas distribution valve and oxygen generator - Google Patents
Electromagnetic gas distribution valve and oxygen generator Download PDFInfo
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- CN215980938U CN215980938U CN202122355952.3U CN202122355952U CN215980938U CN 215980938 U CN215980938 U CN 215980938U CN 202122355952 U CN202122355952 U CN 202122355952U CN 215980938 U CN215980938 U CN 215980938U
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 239000001301 oxygen Substances 0.000 title claims abstract description 90
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 90
- 239000007789 gas Substances 0.000 title claims abstract description 42
- 239000002808 molecular sieve Substances 0.000 claims abstract description 12
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000007704 transition Effects 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 14
- 238000000429 assembly Methods 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 description 18
- 239000012528 membrane Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The utility model provides an electromagnetic gas distribution valve and an oxygen generator, wherein the electromagnetic gas distribution valve comprises: the oxygen generating valve comprises a valve body, an oxygen inlet channel, an exhaust channel and an oxygen generating channel, wherein one side of the valve body is provided with the air inlet channel, the other side of the valve body is provided with the exhaust channel and the oxygen generating channel at intervals, and the side of the valve body, which is provided with the oxygen generating channel, is a flat surface; the conducting assembly comprises a conducting cavity respectively communicated with the air inlet channel and the air outlet channel and a control piece arranged in the conducting cavity, and the control piece is used for controlling the communication state of the conducting cavity, the air inlet channel and the air outlet channel; and the pilot valve is communicated with the air inlet channel and drives the control piece through the gas input by the air inlet channel. The utility model can limit the flat surface of the valve body at the side provided with the oxygen making channel, thereby facilitating the installation of the distribution valve, and facilitating the addition of the sealing gasket at the side provided with the oxygen making channel of the valve body, thereby improving the sealing effect of the oxygen making channel and the molecular sieve.
Description
Technical Field
The utility model belongs to the technical field of oxygen generation equipment, and particularly relates to an electromagnetic gas distribution valve and an oxygen generator.
Background
The oxygen generator is an equipment for preparing oxygen, and its principle is that after the air is high-density compressed by means of air separation technology, the air is purified and separated at a certain temp. by utilizing the difference of condensation points of all components in the air, and is mainly used in the field of treatment or health-care technology.
When the oxygen generator produces oxygen, air enters the oxygen producing chamber through the distribution valve, then oxygen is produced, and the rest gas is discharged through the distribution valve after the oxygen is produced.
The entry of system oxygen passageway on the distributing valve of current oxygenerator all is outstanding the setting, and this makes the distributing valve can be because its outstanding structure is not convenient for install when the installation to improve the installation degree of difficulty of distributing valve, and the outstanding structure of distributing valve still influences seal structure's setting, make the sealed effect of molecular sieve of system oxygen passageway and oxygenerator relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electromagnetic gas distribution valve, which aims to solve the technical problems that the distribution valve of the existing oxygen generator is high in installation difficulty and the sealing effect of an oxygen generation channel of the distribution valve is poor.
In order to solve the above technical problem, the present invention provides an electromagnetic gas distribution valve, including:
the oxygen generating valve comprises a valve body, wherein one surface of the valve body is provided with an air inlet channel, one surface of the valve body, which is adjacent to the air inlet channel, is provided with an exhaust channel and an oxygen generating channel at intervals, the exhaust channel and the oxygen generating channel are formed by recesses, the surface of the valve body, which is provided with the oxygen generating channel, is a flat surface, and the flat surface of the valve body is arranged on a molecular sieve in a covering manner;
the conduction assembly comprises a conduction cavity respectively communicated with the air inlet channel and the exhaust channel and a control piece arranged in the conduction cavity, the oxygen generation channel is communicated with the conduction cavity, and the control piece is used for controlling the communication state of the conduction cavity, the air inlet channel and the exhaust channel;
and the pilot valve is communicated with the air inlet channel and drives the control piece through the gas input by the air inlet channel.
Furthermore, the conducting components comprise at least two conducting components; the number of the oxygen generating channels is the same as that of the conducting assemblies, and one oxygen generating channel is communicated with the conducting cavity in one conducting assembly; the number of the pilot valves is the same as that of the conducting assemblies, and one pilot valve is used for driving a control member in one conducting assembly.
Furthermore, the conduction assembly, the oxygen generation channel and the pilot valve are two, and the inlets of the two oxygen generation channels and the inlet of the exhaust channel are distributed in a triangular shape on the flat surface of the valve body.
Furthermore, an exhaust transition channel is arranged in the valve body and is communicated with the conducting cavities in the at least two conducting assemblies through the exhaust transition channel.
Furthermore, an air inlet transition channel is further arranged in the valve body and is communicated with the conduction cavities in the at least two conduction assemblies through the air inlet transition channel.
Furthermore, a compression channel with the diameter smaller than one half of the air inlet transition channel is arranged in the valve body, and the pilot valve is indirectly communicated with the air inlet channel through the compression channel.
Furthermore, the conducting cavity comprises a first groove communicated with the air inlet channel, a second groove communicated with the exhaust channel and an inner cavity communicated with the first groove and the second groove, and the oxygen generation channel is communicated with the inner cavity; the control piece comprises a first diaphragm for closing the first groove, a second diaphragm for closing the second groove and a connecting rod for connecting the first diaphragm and the second diaphragm, and the first diaphragm or/and the second diaphragm is/are of an elastic structure with elasticity.
Furthermore, the first membrane and the second membrane are both elastic structures with elasticity; the first diaphragm comprises a first plugging portion connected with the connecting rod, a first elastic sheet formed by outwards extending the periphery of the first plugging portion and a first fixing portion formed by bending and extending the periphery of the first elastic sheet, and the first fixing portion is fixed on the valve body; the second diaphragm comprises a second plugging portion connected with the connecting rod, a second elastic sheet formed by outwards extending the periphery of the second plugging portion and a second fixing portion formed by bending and extending the periphery of the second elastic sheet, and the second fixing portion is fixed on the valve body.
Furthermore, the valve body comprises a base, a main body arranged on the base and a top cover arranged on one side of the main body far away from the base; the first groove is formed in one side, close to the base, of the main body, the first fixing part is fixed in a first fixing groove formed at intervals between the base and the first groove, the second groove is formed in one side, close to the top cover, of the main body, and the second fixing part is fixed in a second fixing groove formed at intervals between the base and the second groove; the pilot valve is arranged on one side of the top cover far away from the main body, and the output port of the pilot valve is aligned with the second diaphragm.
The utility model also provides an oxygen generator which comprises the electromagnetic gas distribution valve.
Compared with the prior art, the electromagnetic gas distribution valve comprises a valve body, a conducting component and a pilot valve, wherein, one side of the valve body is provided with an air inlet channel, one side of the valve body, which is adjacent to the air inlet channel, is provided with an exhaust channel and an oxygen generating channel at intervals, one side of the valve body, which is provided with the oxygen generating channel, is a flat surface, the conduction assembly comprises a conduction cavity respectively communicated with the air inlet channel and the exhaust channel and a control piece arranged in the conduction cavity, the oxygen generating channel is communicated with the conduction cavity, the pilot valve is communicated with the air inlet channel and is used for driving the control piece through the air input of the air inlet channel, so that the flat surface is formed on the side, which is provided with the oxygen generating channel, of the valve body, thereby make things convenient for distribution valve overlay type to install on the molecular sieve to reduce the installation degree of difficulty of distribution valve, and conveniently add sealed the pad in the one side that the valve body was provided with the system oxygen passageway, with the sealed effect that improves system oxygen passageway and molecular sieve.
Drawings
In order to make the content of the utility model clearer, the drawings needed to be used in the description of the embodiments will be briefly described below, it being clear that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be derived by a person skilled in the art without inventive effort, wherein:
FIG. 1 is a schematic perspective view of an electromagnetic gas distribution valve according to an embodiment of the present invention;
FIG. 2 is a top view of an electromagnetic gas distribution valve according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 5 is a cross-sectional view taken along line C-C of FIG. 2;
FIG. 6 is a cross-sectional view taken along line D-D of FIG. 2;
FIG. 7 is a schematic diagram illustrating a disassembled structure of a valve body of an electromagnetic gas distribution valve according to an embodiment of the present invention;
FIG. 8 is a schematic perspective view of a control member of an electromagnetic gas distribution valve according to an embodiment of the present invention;
fig. 9 is a schematic disassembled structure view of a control member in an electromagnetic gas distribution valve according to an embodiment of the present invention.
Wherein, 1, a valve body; 11. a base; 12. a main body; 13. a top cover; 14. an air intake passage; 15. an exhaust passage; 16. an oxygen generation channel; 17. an exhaust transition passage; 18. an air intake transition passage; 19. compressing the channel; 2. a conducting component; 21. a communicating cavity; 211. a first groove; 2111. a first fixing groove; 212. a second groove; 2121. a second fixing groove; 213. an inner cavity; 22. a control member; 221. a first diaphragm; 2211. a first blocking portion; 2212. a first spring plate; 2213. a first fixed part; 222. a second diaphragm; 2221. a second sealing part; 2222. a second elastic sheet; 2223. a second fixed part; 223. a connecting rod; 2231. a limiting groove; 3. a pilot valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model provides an electromagnetic gas distribution valve, which is shown in the attached drawings 1 to 9 and comprises a valve body 1, a conducting assembly 2 and a pilot valve 3.
Wherein, the valve body 1 of the electromagnetic gas distribution valve is made of plastics and used for reasonably distributing the gas flow.
Specifically, the valve body 1 includes a base 11, a main body 12 provided on the base 11, and a top cover 13 provided on a side of the main body 12 away from the base 11.
Specifically, an air inlet channel 14 is arranged on one surface of the valve body 1, an exhaust channel 15 and an oxygen generation channel 16 which are formed by sinking are arranged on one surface of the valve body 1 adjacent to the air inlet channel 14 at intervals, and the surface of the valve body 1 provided with the oxygen generation channel 16 is a flat surface. The one side of the valve body 1 provided with the oxygen making channel 16 is a flat surface, so that the distribution valve can be conveniently installed on the molecular sieve in a covering mode, a sealing gasket is additionally arranged on the one side of the valve body 1 provided with the oxygen making channel 16, and the sealing effect of the oxygen making channel 16 and the molecular sieve is improved
Wherein, an air inlet channel 14, an air outlet channel 15 and an oxygen making channel 16 are all arranged on the main body 12 of the valve body 1.
Specifically, the flat surface of the valve body 1 is covered and arranged on the top of the molecular sieve component, and the molecular sieve component is arranged on the oxygen generator.
Specifically, the conduction assembly 2 comprises a conduction cavity 21 respectively communicated with the air inlet channel 14 and the air outlet channel 15 and a control part 22 arranged in the conduction cavity 21, the oxygen generation channel 16 is communicated with the conduction cavity 21, and the control part 22 is used for controlling the communication state of the conduction cavity 21 with the air inlet channel 14 and the air outlet channel 15.
Specifically, the communicating chamber 21 includes a first recess 211 communicating with the intake passage 14, a second recess 212 communicating with the exhaust passage 15, and an inner chamber 213 communicating the first recess 211 and the second recess 212, and the oxygen generation passage 16 communicates with the inner chamber 213.
Specifically, the control member 22 includes a first diaphragm 221 closing the first groove 211, a second diaphragm 222 closing the second groove 212, and a connecting rod 223 connecting the first diaphragm 221 and the second diaphragm 222.
After the first diaphragm 221 closes the first groove 211, a cavity structure is formed to close one end of the inner cavity 213, and after the second diaphragm 222 closes the second groove 212, a cavity structure is formed to close the other end of the inner cavity 213, so that the inner cavity 213 forms a cavity structure indirectly communicated with the air inlet channel 14 and the air outlet channel 15, and the air is prevented from leaking to other areas during air inlet and air outlet.
Specifically, the first membrane 221 and/or the second membrane 222 are elastic structures having elastic force. By defining the first diaphragm 221 or/and the second diaphragm 222 as an elastic structure having an elastic force, the first diaphragm 221 or/and the second diaphragm 222 can be driven by the pilot valve 3, so that the first diaphragm 221 and the second diaphragm 222 move under the driving force to close the corresponding openings of the inner cavity 213, so as to close the communication between the inner cavity 213 and the intake channel 14 or the exhaust channel 15 when necessary, and open the communication between the inner cavity 213 and the exhaust channel 15 or the intake channel 14.
In this embodiment, the first membrane 221 and the second membrane 222 are both elastic structures having elastic force.
Specifically, the first diaphragm 221 includes a first blocking portion 2211 connected to the connecting rod 223, a first elastic sheet 2212 formed by extending outward from a peripheral edge of the first blocking portion 2211, and a first fixing portion 2213 formed by bending and extending a peripheral edge of the first elastic sheet 2212, and the first fixing portion 2213 is fixed to the valve body 1.
The area of the first blocking portion 2211 corresponding to one side of the inner cavity 213 is larger than the diameter of the opening of the inner cavity 213, and the opening of the inner cavity 213 can be completely closed when the first blocking portion 2211 abuts against the opening of the inner cavity 213.
The first resilient tab 2212 has a flat structure and a thickness smaller than that of the first blocking portion 2211. Of course, according to actual requirements, the first resilient sheet 2212 may also be designed to have a wave-shaped structure spreading outward from the periphery of the first blocking portion 2211, so as to improve the elastic action of the first resilient sheet 2212.
The first recess 211 is disposed at a side of the main body 12 close to the base 11, and the first fixing portion 2213 is fixed in a first fixing groove 2111 formed by the base 11 and the first recess 211 at an interval. Therefore, the first membrane 221 can be better fixed, and the membrane is prevented from loosening, so that the first groove 211 cannot be completely closed.
Specifically, the second diaphragm 222 includes a second blocking portion 2221 connected to the connecting rod 223, a second resilient piece 2222 formed by extending the periphery of the second blocking portion 2221 outward, and a second fixing portion 2223 formed by bending and extending the periphery of the second resilient piece 2222, and the second fixing portion 2223 is fixed to the valve body 1.
The area of the second blocking portion 2221 on the side corresponding to the inner cavity 213 is larger than the diameter of the opening of the inner cavity 213, and the opening of the inner cavity 213 can be completely closed when the second blocking portion abuts against the opening of the inner cavity 213.
The second resilient tab 2222 has a flat structure and a thickness smaller than that of the second plugging portion 2221. Of course, according to actual requirements, the second resilient tab 2222 may also be designed to have a wave-shaped structure that spreads outward from the periphery of the second blocking portion 2221, so as to improve the elastic action of the second resilient tab 2222.
The second groove 212 is disposed on one side of the main body 12 close to the base 11, and the second fixing portion 2223 is fixed in a second fixing groove 2121 formed by the base 11 and the second groove 212 at an interval. This can better secure the second diaphragm 222, and prevent the diaphragm from loosening and completely closing the second recess 212.
Furthermore, two ends of the connecting rod 223 are respectively provided with a limiting groove 2231, and the first blocking portion 2211 of the first diaphragm 221 and the second blocking portion 2221 of the second diaphragm 222 are respectively fixed in the limiting grooves 2231 of the two ends of the connecting rod 223. This may better fix the first and second diaphragms 221 and 222 to both ends of the connection bar 223.
Specifically, the pilot valve 3 communicates with the intake passage 14 and drives the control member 22 through the gas input through the intake passage 14.
In particular, the pilot valve 3 is arranged on the side of the top cover 13 remote from the main body 12 and its output port is aligned with the second diaphragm 222. Like this air inlet channel 14 inputs air, and when the pilot valve 3 opened, air can get into pilot valve 3, then export through the delivery outlet of pilot valve 3 in order to blow second diaphragm 222, make second diaphragm 222 produce and move, thus through the second shutoff portion 2221 butt laminating inner chamber 213's mouth in order to realize closing, the intercommunication of closed inner chamber 213 and exhaust passage 15 promptly, simultaneously, first diaphragm 221 also can produce the removal under the effect of connecting rod 223, thereby make first shutoff portion 2211 keep away from the cavity of inner chamber 213 in order to realize the intercommunication, the intercommunication of punching inner chamber 213 and air inlet channel 14 promptly.
In order to increase the restoring force, an elastic member is disposed between the side of the first diaphragm 221 away from the first connecting rod 223 and the base 11, and an elastic member is also disposed between the side of the second diaphragm 222 away from the connecting rod 223 and the top cover 13, and the compression direction of the elastic member is parallel to the axis of the connecting rod 223, wherein the elastic member may be a spring or an arc-shaped elastic sheet.
Furthermore, a compression passage 19 with a diameter smaller than one half of the intake transition passage 18 is arranged in the valve body 1, and the pilot valve 3 is indirectly communicated with the intake passage 14 through the compression passage 19. This allows the air entering the pilot valve 3 to be compressed to better blow the second diaphragm 222 and provide the intake passage 14 with sufficient air to enter the oxygen generation passage 16.
Of course, the cross-sectional area of the compression passage 19 may be adjusted according to actual requirements, and only needs to be smaller than the cross-sectional area of the intake passage 14, and not necessarily smaller than half of the cross-sectional area of the intake passage 14.
When air is not input into the air inlet channel 14, the first blocking portion 2211 in the first diaphragm 221 abuts against and is attached to the opening of the inner cavity 213 under the elastic force formed by the first elastic sheet 2212 and the second elastic sheet 2222 in the second diaphragm 222 so as to seal the opening of the inner cavity 213 communicated with the first groove 211, and the air in the air inlet channel 14 is prevented from entering the oxygen generation channel 16 from the first groove 211 through the inner cavity 213; the second blocking portion 2221 of the second diaphragm 222 is spaced from the other opening of the inner cavity 213 under the elastic force formed by the second resilient tab 2222 and the first diaphragm 221 of the first diaphragm 221 to open the opening of the inner cavity 213 communicating with the second groove 212, so that the other gas exhausted from the oxygen generation channel 16 is exhausted from the inner cavity 213 to the exhaust channel 15 through the second groove 212 and is exhausted from the exhaust channel 15.
When air is input into the air inlet channel 14 and the pilot valve 3 is opened, the air enters the pilot valve 3 from the compression channel 19 and is output from the output end of the pilot valve 3 to blow the second diaphragm 222, at this time, the second diaphragm 222 pushes the connecting rod 223 under the elastic force formed by the second elastic sheet 2222 and the first elastic sheet 2212 of the first diaphragm 221, and closes the port of the inner cavity 213 communicating with the second groove 212 through the second blocking portion 2221, so that the air is prevented from being discharged from the inner cavity 213 to the exhaust channel 15 through the second groove 212, and the connecting rod 223 pushes the first blocking portion 2211 of the first diaphragm 221 away from the port of the inner cavity 213 communicating with the first groove 211 to open the port of the inner cavity 213 communicating with the first groove 211, so that the air is input from the first groove 211 to the oxygen generation channel 16 through the inner cavity 213.
Further, the conducting component 2 includes at least two; the number of the oxygen making channels 16 is the same as that of the conducting assemblies 2, and one oxygen making channel 16 is communicated with the conducting cavity 21 in one conducting assembly 2; the number of pilot valves 3 is the same as the number of the conducting assemblies 2, and one pilot valve 3 is used for driving the control member 22 in one conducting assembly 2. Through setting up a plurality of subassembly 2 that lead to, with the oxygen generation passageway 16 and the pilot valve 3 that lead to the same quantity of subassembly 2 to can carry out alternate operation, with the efficiency that promotes gas distribution.
For example, an oxygen generation channel 16 inputs air to generate oxygen, at this time, the oxygen generation channel 16 can control the oxygen generation channel 16 to communicate with the air intake channel 14 through the corresponding conduction assembly 2 and pilot valve 3, so that the air in the air intake channel 14 enters the oxygen generation channel 16, and the exhaust channel 15 corresponding to the oxygen generation channel 16 is controlled to be disconnected from the inner cavity 213; other oxygen generating channels 16 can discharge other gases, at this time, the oxygen generating channel 16 can control the oxygen generating channel 16 to be disconnected from the air inlet channel 14 through the corresponding conducting component 2 and the pilot valve 3, and control the oxygen generating channel 16 to be communicated with the exhaust channel 15 to discharge other gases.
Furthermore, an exhaust transition passage 17 is provided in the valve body 1, and the exhaust passage 15 communicates with the conducting cavities 21 in the at least two conducting assemblies 2 through the exhaust transition passage 17.
Furthermore, an air inlet transition passage 18 is further disposed in the valve body 1, and the air inlet passage 14 is communicated with the conducting cavities 21 in the at least two conducting assemblies 2 through the air inlet transition passage 18.
In this embodiment, the conduction assembly 2, the oxygen generation channel 16 and the pilot valve 3 are two, wherein the inlets of the two oxygen generation channels 16 and the exhaust channel 15 are distributed in a triangular shape on the flat surface of the valve body 1.
In the present embodiment, two pilot valves 3 communicate with the intake passage 14 through one compression passage 19.
In the present exemplary embodiment, the exhaust duct 15 communicates via the exhaust transition duct 17 with the feed-through chambers 21 in the two feed-through assemblies 2.
In the present embodiment, an air inlet transition passage 18 is further disposed in the valve body 1, and the air inlet passage 14 communicates with the conducting cavities 21 in the two conducting assemblies 2 through the air inlet transition passage 18.
Compared with the prior art, the electromagnetic gas distribution valve comprises a valve body 1, a conduction assembly 2 and a pilot valve 3, wherein one surface of the valve body 1 is provided with an air inlet channel 14, one surface of the valve body 1 adjacent to the air inlet channel 14 is provided with an exhaust channel 15 and an oxygen generation channel 16 which are formed by recesses at intervals, one surface of the valve body 1 provided with the oxygen generation channel 16 is a flat surface, the conduction assembly 2 comprises a conduction cavity 21 respectively communicated with the air inlet channel 14 and the exhaust channel 15 and a control part 22 arranged in the conduction cavity 21, the oxygen generation channel 16 is communicated with the conduction cavity 21, the pilot valve 3 is communicated with the air inlet channel 14 and drives the control part 22 through air input of the air inlet channel 14, so that one surface of the valve body 1 provided with the oxygen generation channel 16 is a flat surface, the distribution valve is conveniently mounted on a molecular sieve in a covering mode to reduce the mounting difficulty of the distribution valve, and a sealing gasket is conveniently added on one surface of the valve body 1 provided with the oxygen making channel 16 so as to improve the sealing effect of the oxygen making channel 16 and the molecular sieve.
The embodiment of the utility model also provides an oxygen generator which comprises the electromagnetic gas distribution valve. Because the oxygen generator uses the electromagnetic gas distribution valve, the oxygen generator can achieve the same technical effects as the electromagnetic gas distribution valve, and the details are not repeated herein.
The above examples are merely illustrative for clearly illustrating the present invention and are not intended to limit the embodiments; the scope of the present invention includes, but is not limited to, the above embodiments, and all equivalent changes in the shape and structure according to the present invention are included in the scope of the present invention.
Claims (10)
1. An electromagnetic gas distribution valve, comprising:
the oxygen generating valve comprises a valve body, wherein one surface of the valve body is provided with an air inlet channel, one surface of the valve body, which is adjacent to the air inlet channel, is provided with an exhaust channel and an oxygen generating channel at intervals, the exhaust channel and the oxygen generating channel are formed by recesses, the surface of the valve body, which is provided with the oxygen generating channel, is a flat surface, and the flat surface of the valve body is arranged on a molecular sieve in a covering manner;
the conduction assembly comprises a conduction cavity respectively communicated with the air inlet channel and the exhaust channel and a control piece arranged in the conduction cavity, the oxygen generation channel is communicated with the conduction cavity, and the control piece is used for controlling the communication state of the conduction cavity, the air inlet channel and the exhaust channel;
and the pilot valve is communicated with the air inlet channel and drives the control piece through the gas input by the air inlet channel.
2. The electromagnetic gas distribution valve according to claim 1, wherein said conducting members are comprised of at least two; the number of the oxygen generating channels is the same as that of the conducting assemblies, and one oxygen generating channel is communicated with the conducting cavity in one conducting assembly; the number of the pilot valves is the same as that of the conducting assemblies, and one pilot valve is used for driving a control member in one conducting assembly.
3. The electromagnetic gas distributing valve of claim 2, wherein there are two of the conducting component, the oxygen generating channel and the pilot valve, and the inlets of the two oxygen generating channels and the exhaust channel are distributed in a triangle on the flat surface of the valve body.
4. The electromagnetic gas distribution valve according to claim 2, wherein said valve body further comprises a vent transition passage disposed therein, said vent passage communicating with the conductance chambers of at least two of said conductance assemblies through said vent transition passage.
5. The electromagnetic gas distribution valve according to claim 2, wherein an intake transition passage is further provided in said valve body, said intake passage communicating with the conducting chambers of at least two of said conducting assemblies through said intake transition passage.
6. The electromagnetic gas distributing valve according to claim 5, wherein a compression passage having a diameter smaller than one-half of the intake transition passage is provided in the valve body, and the pilot valve is indirectly communicated with the intake passage through the compression passage.
7. The electromagnetic gas distribution valve according to claim 1, wherein the communicating chamber comprises a first groove communicating with the gas inlet passage, a second groove communicating with the gas outlet passage, and an inner chamber communicating the first groove and the second groove, the oxygen generation passage communicating with the inner chamber; the control piece comprises a first diaphragm for closing the first groove, a second diaphragm for closing the second groove and a connecting rod for connecting the first diaphragm and the second diaphragm, and the first diaphragm or/and the second diaphragm is/are of an elastic structure with elasticity.
8. The electromagnetic gas distribution valve according to claim 7, wherein said first diaphragm and said second diaphragm are each an elastic structure having an elastic force; the first diaphragm comprises a first plugging portion connected with the connecting rod, a first elastic sheet formed by outwards extending the periphery of the first plugging portion and a first fixing portion formed by bending and extending the periphery of the first elastic sheet, and the first fixing portion is fixed on the valve body; the second diaphragm comprises a second plugging portion connected with the connecting rod, a second elastic sheet formed by outwards extending the periphery of the second plugging portion and a second fixing portion formed by bending and extending the periphery of the second elastic sheet, and the second fixing portion is fixed on the valve body.
9. The electromagnetic gas distribution valve according to claim 8, wherein said valve body comprises a base, a body disposed on said base, and a top cover disposed on a side of said body remote from said base; the first groove is formed in one side, close to the base, of the main body, the first fixing part is fixed in a first fixing groove formed at intervals between the base and the first groove, the second groove is formed in one side, close to the top cover, of the main body, and the second fixing part is fixed in a second fixing groove formed at intervals between the base and the second groove; the pilot valve is arranged on one side of the top cover far away from the main body, and the output port of the pilot valve is aligned with the second diaphragm.
10. An oxygen generator comprising an electromagnetic gas distribution valve as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122355952.3U CN215980938U (en) | 2021-09-27 | 2021-09-27 | Electromagnetic gas distribution valve and oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122355952.3U CN215980938U (en) | 2021-09-27 | 2021-09-27 | Electromagnetic gas distribution valve and oxygen generator |
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| Publication Number | Publication Date |
|---|---|
| CN215980938U true CN215980938U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122355952.3U Active CN215980938U (en) | 2021-09-27 | 2021-09-27 | Electromagnetic gas distribution valve and oxygen generator |
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| Country | Link |
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| CN (1) | CN215980938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116877711A (en) * | 2023-09-08 | 2023-10-13 | 宁波索诺工业自控设备有限公司 | Pilot-operated electromagnetic diaphragm valve |
-
2021
- 2021-09-27 CN CN202122355952.3U patent/CN215980938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116877711A (en) * | 2023-09-08 | 2023-10-13 | 宁波索诺工业自控设备有限公司 | Pilot-operated electromagnetic diaphragm valve |
| CN116877711B (en) * | 2023-09-08 | 2023-12-15 | 宁波索诺工业自控设备有限公司 | Pilot-operated electromagnetic diaphragm valve |
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